Fix csv file format in operation report download.

[CDJellen]

Minor edit to file name when downloading operation report as a CSV.

Description

(insert summary)

Type of change

Please delete options that are not relevant.

• Bug fix (non-breaking change which fixes an issue)

How Has This Been Tested?

Please describe the tests that you ran to verify your changes.

To test this change, and the changes made in VIRTS-3055-@2329-Issue:

1. Deploy an agent,
2. Create a new manual operation which starts automatically,
3. Add a manual command whoami,
4. Stop the operation,
5. Download the operation report, event logs, and CSV from the operations UI,
6. Verify that each file matches the expected output and file format.

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have made corresponding changes to the documentation
• I have added tests that prove my fix is effective or that my feature works

[CDJellen]

Added minor change to event log error toast.